package com.ljy.jymail.order.web;

import com.ljy.jymail.order.service.OrderService;
import com.ljy.jymail.order.vo.OrderConfirmVo;
import com.ljy.jymail.order.vo.OrderSubmitVo;
import com.ljy.jymail.order.vo.SubmitOrderResponseVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import java.util.concurrent.ExecutionException;

@Controller
public class OrderWebController {


    @Autowired
    OrderService orderService;



    @GetMapping("/toTrade")
    public String toTrade(Model model) throws ExecutionException, InterruptedException {

        OrderConfirmVo orderConfirmVo =  orderService.confirmOrder();
        //展示订单确认的数据
        model.addAttribute("orderConfirmData",orderConfirmVo);
        return "confirm";
    }


    /*
    * @TODO 提交订单，创建订单，验令牌，验证价格，锁库存
    * @author ljy
    * @time 2022-02-09 11:12:32
    * @method
    * @param param
    * @return
    */

    @PostMapping("/submitOrder")
    public String submitOrder(OrderSubmitVo orderSubmitVo, Model model, RedirectAttributes redirectAttributes) {
        //创建订单，验令牌，验证价格，锁库存
        SubmitOrderResponseVo submit = orderService.submitOrder(orderSubmitVo);

        if (submit.getCode()==0){
            //下单成功来到支付页
            model.addAttribute("submitOrderResponseVo",submit);
            return "pay";
        }else {
            String msg = "下单失败";
            switch (submit.getCode()){
                case 1: msg+="订单信息过期，请刷新再次提交";break;
                case 2: msg+="订单商品价格发生变化，请确认后再次提交";break;
                case 3: msg+="库存锁定失败，商品库存不足";break;
            }
            redirectAttributes.addFlashAttribute("msg","");
            //下单失败，回到订单确认页，重新确认订单信息
            return "redirect:https://48u4939222.eicp.vip/order/toTrade";
        }
    }
}
